Assignee
HARR ROBERT E
US·3 granted patents·1 pending application·12 citations·filing 2006–2013
Top patents by PatentIndex Score
4 records- 0184US8556539B2Trenchless drainage structure replacementHARR ROBERT E·Filed 2011·Granted Oct 15, 2013·8 cites·17 claims
- 0264US8303215B2Wick assembly and method for installing an underdrainHARR ROBERT E·Filed 2006·Granted Nov 6, 2012·3 cites·11 claims
- 0348US9290993B2Method and system for installation of in-ground conduitHARR ROBERT E·Filed 2013·Granted Mar 22, 2016·1 cites·21 claims
- 0442US2010181110A1Green directional drilling fluid compositionHARR ROBERT E·Filed 2009·Application pending·0 cites
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